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Recent content by architect1706

  1. architect1706

    UL standard that sets maxlmun height for labeled door frames

    what standards sets the maximun heights for labeled frames?
  2. architect1706

    ASTM C 578

    It is my understanding that ASTM C 578 is a product specification for PREFORMED, CELLULAR POLYSTYRENE THERMAL INSULATION. This specification has the following types: Type XI Type I Type VIII Type II Type IX In layman's terms, what are the differences between the types. When would one use one...
  3. architect1706

    Compare ASTM C 91 and ASTM C 270

    What is the difference between ASTM C91 and ASTM C 270? If a mortar complies with ASTM C 270, does it comply also with ASTM C 91?

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